Home / 28,985,416.47-43,485,243.39-14,419,209.15

Finding the Fourth Proportional to 28,985,416.47, 43,485,243.39 and 14,419,209.15

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Solution

The fourth proportional to 28,985,416.47, 43,485,243.39 and 14,419,209.15 is: 21,632,355.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,985,416.47 : 43,485,243.39 = 14,419,209.15 : x
  2. Step 2: Convert to fraction form
    28,985,416.47/43,485,243.39 = 14,419,209.15/x
  3. Step 3: Cross multiply
    28,985,416.47x = 43,485,243.39 × 14,419,209.15
  4. Step 4: Simplify right side
    28,985,416.47x = 627,022,819,379,065
  5. Step 5: Solve for x
    x = 627,022,819,379,065/28,985,416.47
  6. Step 6: Final answer
    x = 21,632,355.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.